Final answer:
The statement that reflects an intrapersonal conflict is 'I'm not sure whether I want to apply for the unit manager's position or start a family this year.'
Step-by-step explanation:
An intrapersonal conflict refers to a conflict that arises within an individual. In the given options, the statement that reflects an intrapersonal conflict is:
a. 'I'm not sure whether I want to apply for the unit manager's position or start a family this year.'
This statement reflects a conflict within the individual's mind regarding career growth versus personal priorities. The conflict arises as the nurse is torn between pursuing a professional opportunity and starting a family.